72678240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1231}}^1$

素因数の和:1293

約数の個数: 144

約数和(自身を含む): 254270016

約数和(自身を除く): 181591776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 96, 120, 123, 144, 160, 164, 180, 205, 240, 246, 288, 328, 360, 369, 410, 480, 492, 615, 656, 720, 738, 820, 984, 1230, 1231, 1312, 1440, 1476, 1640, 1845, 1968, 2460, 2462, 2952, 3280, 3690, 3693, 3936, 4920, 4924, 5904, 6155, 6560, 7380, 7386, 9840, 9848, 11079, 11808, 12310, 14760, 14772, 18465, 19680, 19696, 22158, 24620, 29520, 29544, 36930, 39392, 44316, 49240, 50471, 55395, 59040, 59088, 73860, 88632, 98480, 100942, 110790, 118176, 147720, 151413, 177264, 196960, 201884, 221580, 252355, 295440, 302826, 354528, 403768, 443160, 454239, 504710, 590880, 605652, 757065, 807536, 886320, 908478, 1009420, 1211304, 1514130, 1615072, 1772640, 1816956, 2018840, 2271195, 2422608, 3028260, 3633912, 4037680, 4542390, 4845216, 6056520, 7267824, 8075360, 9084780, 12113040, 14535648, 18169560, 24226080, 36339120, 72678240]

約数ペア:

[(1, 72678240), (2, 36339120), (3, 24226080), (4, 18169560), (5, 14535648), (6, 12113040), (8, 9084780), (9, 8075360), (10, 7267824), (12, 6056520), (15, 4845216), (16, 4542390), (18, 4037680), (20, 3633912), (24, 3028260), (30, 2422608), (32, 2271195), (36, 2018840), (40, 1816956), (41, 1772640), (45, 1615072), (48, 1514130), (60, 1211304), (72, 1009420), (80, 908478), (82, 886320), (90, 807536), (96, 757065), (120, 605652), (123, 590880), (144, 504710), (160, 454239), (164, 443160), (180, 403768), (205, 354528), (240, 302826), (246, 295440), (288, 252355), (328, 221580), (360, 201884), (369, 196960), (410, 177264), (480, 151413), (492, 147720), (615, 118176), (656, 110790), (720, 100942), (738, 98480), (820, 88632), (984, 73860), (1230, 59088), (1231, 59040), (1312, 55395), (1440, 50471), (1476, 49240), (1640, 44316), (1845, 39392), (1968, 36930), (2460, 29544), (2462, 29520), (2952, 24620), (3280, 22158), (3690, 19696), (3693, 19680), (3936, 18465), (4920, 14772), (4924, 14760), (5904, 12310), (6155, 11808), (6560, 11079), (7380, 9848), (7386, 9840)]